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Recognised as Colour

#FFF40A

  • #FFF40A
  • Yellow
  • Light
  • Nearest: Yellow

#FFF40A is a yellow with RGB values 255, 244, 10 and HSL 57°, 100%, 52%. It is a light colour, so black text on it reaches 18.2:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#FFF40A#FFF40A
HEX#FFF40A
RGBrgb(255, 244, 10)
RGB (0–1)1, 0.9569, 0.0392
RGB percentages100%, 95.7%, 3.9%
HSLhsl(57.3, 100%, 52%)
HSV / HSBhsv(57.3, 96.1%, 100%)
CMYK0%, 4.3%, 96.1%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,774,154
CSS custom property--colour: #FFF40A;

Brightness & contrast

Relative luminance0.85983WCAG 2.x, 0 is black and 1 is white
Perceived brightness233.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.2:1
Contrast with white1.15:1WCAG normal text: Fail
Contrast with black18.2:1WCAG normal text: AAA
Greyscale equivalent#E5E5E5
Inverted#000BF5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#FFEA00no red cones; affects about 1% of men; ΔE 5.6 from the original
Deuteranopia#FFF230no green cones; the most common form, about 1% of men; ΔE 6.5 from the original
Tritanopia#FFE2D0no blue cones; rare, and affects men and women equally; ΔE 82.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.15:1WCAG large text: Fail
Contrast with black, large text18.2:1WCAG large text: AAA

Named colours

Yellow · ΔE 6.7Gold · ΔE 16.7Green yellow · ΔE 37.6Yellow green · ΔE 37.7Goldenrod · ΔE 41.1Orange · ΔE 46.4
Nearest named CSS colourYellow (#FFFF00)ΔE 6.66, clearly different but related
Hue familyyellow
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#0A15FF
Analogous#FF790A, #90FF0A
Triadic#0AFFF4, #F40AFF
Split complementary#0A90FF, #790AFF
Tetradic#0AFF7A, #0A15FF, #FF0A90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFDD6
Lighter +30%#FFFBA3
Lighter +20%#FFF970
Lighter +10%#FFF63D
Darker −10%#D6CC00
Darker −20%#A39C00
Darker −30%#706B00
Darker −40%#3D3A00
More saturated +25%#FFF40A
Less saturated −25%#E0D829

Channel breakdown

R255
G244
B10
Red255 (100%)
Green244 (95.7%)
Blue10 (3.9%)
Hue57.31°
Saturation (HSL)100%
Lightness51.96%
Dominant channelRed
Hex per channelR FF · G F4 · B 0A

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Every value on this page was computed from “fff40a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.